26 水污染water pollution
27 噪音污染noise pollution
28 过去经常做某事used to do sth
29 像以前一样经常地…as often as before
30 把…排进/ 倒进…dump…into…
31 一个很严重的问题a very serious problem
32 采取行动做某事take action to do sth
33 减少污染reduce the pollution
34 在某种程度上in some ways
35 顺便问一下by the way
36 在去…的路上on the way to…
37 挡路in the way
38 开阔的空间/ 户外活动场所open space
39 不时地，偶尔from time to time
40 从…搬出去move out of…
41 事实上，实际上in fact
42 一处自然景点地方a place of natural beauty
43 一个新的火车站a new railway station
44从…借…borrow sth from sb
45借给某人…/把…借给…lend sb sth= lend sth to sb
46 例如for example/ such as
47 在使用中be in use= be in service
48 带…去…take sb to …
49 一所小学a primary school
50 我也是Me, too.
51 独自地on one’s own= by oneself= alone